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C2 symmetric cryoEM structure of Azotobacter vinelandii MoFeP under non-turnover conditions
Refinement RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 5.239 f_angle_d 0.635 f_chiral_restr 0.047 f_plane_restr 0.005 f_bond_d 0.004
Sample Heterotetrameric MoFeP from Azotobacter vinelandii
Specimen Preparation Sample Aggregation State PARTICLE Vitrification Instrument HOMEMADE PLUNGER Cryogen Name ETHANE-PROPANE Sample Vitrification Details Custom manual plunger.
Greater than 95% humidity.
3D Reconstruction Reconstruction Method SINGLE PARTICLE Number of Particles 177123 Reported Resolution (Å) 1.91 Resolution Method FSC 0.143 CUT-OFF Other Details Refinement Type Symmetry Type POINT
Map-Model Fitting and Refinement Id 1 Refinement Space Refinement Protocol Refinement Target Overall B Value Fitting Procedure Details
Data Acquisition Detector Type GATAN K2 SUMMIT (4k x 4k) Electron Dose (electrons/Å**2) 65
Imaging Experiment 1 Date of Experiment Temperature (Kelvin) Microscope Model TFS KRIOS Minimum Defocus (nm) 500 Maximum Defocus (nm) 1500 Minimum Tilt Angle (degrees) Maximum Tilt Angle (degrees) Nominal CS 2.7 Imaging Mode BRIGHT FIELD Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER Nominal Magnification 165000 Calibrated Magnification Source FIELD EMISSION GUN Acceleration Voltage (kV) 300 Imaging Details
EM Software Task Software Package Version PARTICLE SELECTION RELION IMAGE ACQUISITION EPU 2 CTF CORRECTION CTFFIND 4.1 INITIAL EULER ASSIGNMENT RELION 4.0/beta2 FINAL EULER ASSIGNMENT RELION 4.0/beta2 CLASSIFICATION cryoSPARC 3.3.2 RECONSTRUCTION cryoSPARC 3.3.2
Image Processing CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details PHASE FLIPPING ONLY 2628629